Martyr Zinc Gimbal Housing Anode for Mercury/MerCruiser – CM55989Z
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Martyr Zinc Gimbal Housing Anode for Mercury/MerCruiser – CM55989Z
Description
Description
Zinc Gimbal Housing Anode for Mercury/MerCruiser, manufacturer part number CM55989Z. This zinc sacrificial anode is intended for saltwater only.
Check the exact part number, mounting position and dimensions against the equipment being serviced.
Specifications and selection
| Manufacturer part number | CM55989Z |
|---|---|
| Anode alloy | Zinc |
| Water type | Saltwater only |
| Dimension OD | 1.2 in |
| Dimension H | 1.2 in |
| Thread (THD) | 1/2-13 UNC |
Dimension letters follow the manufacturer's drawing. Compare the mounting arrangement and measurements with the part being replaced.
Choosing the correct anode
Saltwater only. Follow the equipment manufacturer's requirements for anode material and application. A shared engine brand or similar appearance alone does not establish compatibility.
View Martyr's product specifications and drawing. Browse Martyr anodes and kits.
OEM and Part Number Cross-References
Martyr lists the following numbers in its Additional SKUs field for this product. This is a Martyr aftermarket product. Match the application, mounting details and required anode alloy; a reference number does not establish that the original part uses the same alloy.
| Part Number | Reference |
|---|---|
| 55989 | Manufacturer-listed cross-reference |
Inspection and replacement
Inspect regularly and replace when approximately half of the anode has been consumed. Keep the anode unpainted and ensure clean, secure electrical contact with the protected metal. Follow the equipment manufacturer's installation instructions.
Martyr anode care and material guide
Compare engine & drive anodes or browse all Martyr anodes.
Fitment
Manufacturer-listed individual kit component for: Alpha I Generation I Engine 1983 - 1990. Match the original component position, mounting pattern and all stated limits. This is an individual anode, not the complete kit.
